Home / 1,306,970.91-1,953,449.19-1,178,594.01

Finding the Fourth Proportional to 1,306,970.91, 1,953,449.19 and 1,178,594.01

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Solution

The fourth proportional to 1,306,970.91, 1,953,449.19 and 1,178,594.01 is: 1,761,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,970.91 : 1,953,449.19 = 1,178,594.01 : x
  2. Step 2: Convert to fraction form
    1,306,970.91/1,953,449.19 = 1,178,594.01/x
  3. Step 3: Cross multiply
    1,306,970.91x = 1,953,449.19 × 1,178,594.01
  4. Step 4: Simplify right side
    1,306,970.91x = 2,302,323,514,173.35
  5. Step 5: Solve for x
    x = 2,302,323,514,173.35/1,306,970.91
  6. Step 6: Final answer
    x = 1,761,572.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.